![]() ![]() At 1630 EDT, a technical specification required shutdown to mode 4, cold shutdown, was initiated. ![]() ![]() This requires entry into technical specification 3.4.4 condition C, identification of pressure boundary leakage with a required action to be in mode 3 in 12 hours and mode 4 in 36 hours. "On at 1600 EDT, during plant walkdowns in the drywell while in mode 3 to identify a cause of increasing unidentified leakage rate, reactor coolant system pressure boundary leakage (approximately 2 gpm) was identified on the reactor recirculation sample line between the reactor recirculation sample line inboard isolation valve (B3100F019) and where the sample line taps off the B reactor recirculation jet pump riser. The following information was provided by the licensee via email: TECHNICAL SPECIFICATION REQUIRED SHUTDOWN ![]()
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